Summary of the invention
The objective of the invention is to make light effect to be more prone to by means of light management system control home entertainment system.
This purpose realizes by independent claims.Other embodiment illustrate by dependent claims.
Basic thought of the present invention is: discern automatically in the room light source generated, can be by the light effect of light management system control, this makes it possible to a light experience effect scene is converted into the light field scape of playing up (render) according to the available light module automatically.In the art, it is known being used to have the recreation of the enhanced experience that is generated by environment light source or the entertainment systems that film is watched, for example
The system that enables.In this entertainment systems, can the result of use script so that describe with recreation or shown in the synchronous effect of film.Whether one of effect of script be or not clearly to know under the situation of the experience illumination hardware of special installation or the specified arrangement in room etc., allows the describe environment experience effect.Therefore, the light effect of home entertainment system can utilize the automatic order of discerning and being used to control towards lighting apparatus of light management system in automatic conversion process.Be input to lengthy process in the light management system so can simplify the light effect that manually will can be used for home entertainment system, their position and other parameters effectively.This has realized being used for home entertainment system (particularly
System) light effect is comfortable integrated with the illuminator of utilizing light management system control.
Below, the more employed important terms of herein interpreted.
Term as used herein " lighting atmosphere " is meant the combination of different lighting parameters, color that is comprised in the intensity of the different spectral components that these lighting parameters for example throw light on, the illumination or spectral components, color gradient or the like.
The term of lighting atmosphere " abstract atmosphere description " is meant: compare the description to atmosphere of higher abstraction level with the description of the setting of the intensity of each the independent lighting apparatus of illuminator or unit, color etc.It for example be meant to types of illumination description (such as " diffusional environment illumination ", " concentrating accent lighting " or " wall is washed ") and to the description of some lighting parameter such as intensity, color or the color gradient of certain semantic time certain semantic position (for example " the low intensive blueness in cashier's machine place in morning " or " kermesinus of dinner time moderate strength in whole shopping area ".
Term " semantic locations " is meant the description to the position in the home entertainment system user room, and such as " at screen front ", this forms contrast with the specific descriptions of utilizing coordinate to the position.
The abstractdesription that should be appreciated that lighting atmosphere does not comprise the specifying information about the particular instance of illuminator, such as quantity and position and their color and the available intensity of employed lighting unit or equipment.
Term " illuminator " comprises the complication system that is used to throw light on, and it comprises several lighting units (for example a plurality of LED (light-emitting diode)) or other lighting apparatus (such as based on halogen bulb) especially.Typically, this illuminator is used tens of to hundreds of these lighting apparatus, will need computerized illumination control equipment thereby constitute certain lighting atmosphere by the characteristic of controlling each single lighting apparatus individually.
According to embodiments of the invention, provide a kind of automatic identification to can be used for the light management system of the light effect of home entertainment system, wherein this light management system is suitable for:
-automatically to experience to describe and constitute light scene from abstract light, this abstract light is experienced the type of having described with respect to the light effect of some position of entertainment systems,
-automatic record is control and light effect that can be used for home entertainment system by light management system, and
-automatically the light effect that is write down is integrated in the formation of light scene.
This allows that identification is automatically generated by the light source in the room and can be by the light effect of light management system control, and make they can be used for such as
The home entertainment system of system and so on.
According to a further aspect of the invention, described light management system can comprise camera and can be further adapted for by analyze the captured photo of camera automatically the light effect installed of record with respect to the position of the screen of home entertainment system.This camera can be the digital camera that the digital photograph in the room that for example comprises illuminator and home entertainment system is provided to the photo analytic unit of light management system.This photo analytic unit can for example be embodied as software and can detect light effect in the photo.
In one embodiment of the invention, described light management system can be further adapted for:
-by analyzing the photo that the captured photo of camera writes down calibration shown on the screen of home entertainment system (calibration) scene automatically,
-automatically determine the calibration scene that write down photo in the room and with respect to the position of the light effect of all records, and
-identification can be made the lamp of light effect in the precalculated position to home entertainment system automatically.
Described calibration scene can be as a kind of reference point of light management system.So this light management system can determine in the room should be used for light effect together with the light effect that is generated by home entertainment system with respect to which lamp of which position of the position of the photo with calibration scene.
And in another embodiment of the present invention, described light management system can be suitable for writing down and shine upon the available ambient lighting feature of screen of home entertainment system to semantic locations.
According to another embodiment of the invention, described light management system can be suitable for:
-write down other experience actuator, particularly hair-dryer and photoflash lamp automatically, and
-other experience actuator of being write down at the usable direction Automatic parameterization.
In another embodiment of the present invention, described light management system can be further adapted for:
-write down the position of the loud speaker of home entertainment system automatically, and
-control the acoustic processing of home entertainment system automatically, this depends on the position in self registering loud speaker.
This also allows to utilize light management system to control can be by the sound effect of home entertainment system generation.
According to another embodiment of the invention, described light management system can be suitable for controlling in the following manner the acoustic processing of home entertainment system: optimally adjust phase place (phase) at the loudspeaker position that is write down.
An alternative embodiment of the invention relates to according to being used for the method that identification automatically can be used for the light effect of home entertainment system in the light management system of the present invention, comprising:
-to experience to describe from abstract light automatically and constitute light scene, this abstract light is experienced the type of having described with respect to the light effect of some position of entertainment systems,
-automatic record is control and light effect that can be used for home entertainment system by light management system, and
-automatically the light effect that is write down is integrated in the formation of light scene.
According to another embodiment of the invention, provide a kind of computer program, wherein this computer program can be implemented the method according to this invention when being carried out by computer.
According to one embodiment of present invention, can provide a kind of record carrier that is used to store according to computer program of the present invention, for example CD-ROM, DVD, storage card, floppy disk or similar storage medium.
In another embodiment of the present invention, computer can be programmed to carry out the method according to this invention and can comprise and be used for the communicator of communicating by letter with illuminator.
By the embodiment that reference describes below, these and other aspects of the present invention will become clear and be illustrated.
With reference to one exemplary embodiment the present invention is described in more detail below.Yet, the invention is not restricted to this one exemplary embodiment.
Embodiment
Fig. 1 illustrates
light management system 10, its
control photosystem 38 and 40 and
standard lamp 42 and 44.In the
photosystem 38 and 40 each comprises a plurality of
smooth unit 42, such as LED or based on halogen bulb.
Light management system 10 can with such as game console, personal computer,
Being suitable for of system or any other kind generates
home entertainment system 12 couplings of electronic equipment of light effect and so on.
And, light management system 10 is suitable for carrying out to the standard (specification) of light field scape or the more generally automatic conversion of the standard of lighting atmosphere, described standard is for example write and is stored in ADL in the database 14, and database 14 comprises the description of light field scape standard or lighting atmosphere.Therefore, light management system 10 can constitute certain lighting atmosphere from describing as for example abstract atmosphere of XML file storage database 14 automatically.
Light field scape standard or abstract lighting atmosphere are described and have been described in room or the building especially or the type of the light effect at some semantic locations place in the lighting infrastructure usually.In order to carry out described automatic formation, light management system 10 can comprise so-called rendering pipeline, and its reception abstractdesription (for example XML file) conduct input and output needle are to the control signal or the value of the light unit of the specific implementation of illuminator.
Light management system 10 further is connected to camera 16, and camera 16 for example is provided to supervise the room and provides the photo in the room of being supervised for further processing for light management system 10.Handle in order to carry out photo, light management system 10 comprises the automatic photograph analysis module, and it is suitable for analyzing photo at the light effect in the room.
Home entertainment system 12 is connected to TV screen 18, and it shows by home entertainment system 12 photos that generate and output to TV screen 18 via video interface.Home entertainment system 12 also is suitable for output audio signal, and therefore comprises the audio interface that is used to be connected to loud speaker 34 and 36.
In order to comprise the atmosphere of the high fidelity that for example is used for computer game or video, home entertainment system 12 also can be controlled other experience actuator, such as hair- dryer 28 and 30 and photoflash lamp 32.And TV screen 18 can comprise the ambient light 24 and 26 of the ambient lighting that for example is used to create the atmosphere that is fit to certain film that shows on the TV screen 18 or recreation.
Light management system 10 can write down the light effect of home entertainment system 12 in some kinds of modes.For example, the available light effect of home entertainment system 12 can be passed to light management system via certain interface.Therefore, light management system 10 directly receives the available light effect and can write down these light effects so that use them when constituting certain lighting atmosphere from abstractdesription from home entertainment system 12.Light management system 10 also can be via the light effect of camera 16 records from home entertainment system 12.For example, light management system 10 can detect certain the calibration photo that illustrates on the TV screen 18 and generated by home entertainment system 10.When the photo analysis module of light management system 10 detected such calibration photo, it can analyze the available light effect of home entertainment system 12 and write down them and use them with box lunch when abstractdesription constitutes certain lighting atmosphere from the calibration photo.
After record, when automatic formation lighting atmosphere, the light effect of home entertainment system 12 can directly enter dynamic change with the ADL input of the rendering pipeline of light management system.Advantageously, semantic space is the position of the light effect of home entertainment system 12.Light management system 10 will guarantee that the controlled and color spaces various lamps in correct lamp or light unit 42 are used.
The so-called darkroom calibration (DRC) of light management system 10 can be used in addition determining that the position of TV screen (or computer monitor) 18 is so that provide tram with respect to TV screen 18 to the light effect position of home entertainment system.Light management system 10 typically uses darkroom calibration (DRC) to understand all available lamp and optical parameters.This process is connected each controlled optical channel individually and is used camera 16 to detect the variation of light.If find that lamp on remote channel, can use other steps to understand the influence of cannel coal (cannel) parameter to light effect.DRC also allows to be recorded in the photo of the calibration scene that is shown by home entertainment system 12 on the TV screen 18.This photo in the room and with respect to the position of the light effect of all records allow the automatic identification of lamp can be in predetermined light effect position (left front/right front, left back/right back etc.) make light effect.
In another embodiment of the present invention, TV screen 18 also can be identified, and if available, then the ambient lighting feature 24 of TV screen 18 and 26 can be mapped to the position of other light effects and can be recorded to be used for constituting automatically lighting atmosphere.
In another improved embodiment, other experience actuator (as hair- dryer 28 and 30, photoflash lamp 32 etc.) can be identified in as the calibration photo by camera 16 records, and can be at usable direction by Automatic parameterization.
The present invention is applicable to consumer light management system especially, and it should for example be supported
The light effect from home entertainment system of light effect and so on.
At least some functions of the present invention can be carried out by hardware or software.Under situation about realizing, can use the microprocessor or the microcontroller configuration of single or multiple standards with software.The present invention can realize by single or multiple algorithms.
Should be noted that literal " comprises " does not get rid of other elements or step, and literal " " or " one " do not get rid of a plurality of.And any Reference numeral in the claim should not be interpreted as limiting the scope of the invention.